Lunch box



FIG. 1 is an exploded perspective view of a lunch box showing my new design.

FIG. 2 is a perspective view thereof shown in an open position.

FIG. 3 is a front perspective view thereof in a closed position.

FIG. 4 is a front view of FIG. 3.

FIG. 5 is a rear view of FIG. 3.

FIG. 6 is a left side view of FIG. 3.

FIG. 7 is a right side view of FIG. 3.

FIG. 8 is a top plan view of FIG. 3; and,

FIG. 9 is a bottom plan view of FIG. 3.

The broken lines in the drawings illustrate the portions of the lunch box, which form no part of the claimed design. 

CLAIM The ornamental design for a lunch box, as shown and described. 